# Turbo Machines - Mechanical Engineering (MCQ) questions and answers for Q. 10895

**Q. What is the formula for forces exerted by fluid on a body?***- Published on 16 Sep 15***a.** (Rate of momentum in) x (Rate of momentum out)

**b.** (Rate of momentum in) – (Rate of momentum out)

**c.** (Rate of momentum in) + (Rate of momentum out)

**d.** None of the above

**ANSWER: (Rate of momentum in) – (Rate of momentum out) **